Kentucky Derby Festival 50 Years of Fun The official 50th Celebration Book of the Kentucky Derby Festival. What the Run for the Roses is to horse racing, the Kentucky Derby Festival is to community celebrations. One of the premier events of its kind in the world, the two-week-long Derby Festival of 70+ events now attracts an audience of 1.5 million people and generates over $96 mil... more »lion annually for the local economy of Louisville, Kentucky. This book documents all of the Festival's non-stop fun and festivities over the years, from Thunder Over Louisville, to the Pegasus Parade, to the Great Balloon and Steamboat Races, plus the miniMarathon, the They're Off! Luncheon, the Fillies Derby Ball, and all the rest of the wonderful events that have made every year's Derby Festival so special.« less